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Patent
D359811
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Priority
May 24 1993
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Filed
May 24 1993
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Issued
Jun 27 1995
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Expiry
Jun 27 2009
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Assg.orig
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Entity
unknown
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6
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11
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n/a
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The ornamental design for a concrete block, as shown.
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FIG. 1 is a front perspective of a concrete block cast with a
concave-convex decorative face;
FIG. 2 is a rear perspective of a concrete block cast with a concave-convex
decorative face;
FIG. 3 is a front perspective of a concrete block with a cleaved decorative
face bounded by concave cast portions; and,
FIG. 4 is a rear perspective of a concrete block with a cleaved decorative
face bounded by concave cast portions.
Nerison, Robert N.
| Patent |
Priority |
Assignee |
Title |
| 1534060, |
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| 2061631, |
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| 2881613, |
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| 4738059, |
Jan 31 1986 |
Designer Blocks, Inc. |
Split masonry block, block wall construction, and method therefor |
| 4798499, |
May 17 1985 |
Kensetsukiso Engineering Co., Ltd.; Okabe Co., Ltd. |
Retaining panel |
| 4802320, |
Sep 15 1986 |
MELLON BANK, N A |
Retaining wall block |
| 136928, |
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| D298463, |
Jun 02 1986 |
Keystone Retaining Wall Systems, Inc. |
Retaining wall block |
| D305574, |
Nov 21 1986 |
HEE, PARK KYUNG |
Brick |
| D311444, |
Nov 08 1985 |
KEYSTONE RETAINING WALL SYSTEMS, INC |
Wall block |
| D316904, |
May 14 1986 |
KEYSTONE RETAINING WALL SYSTEMS, INC , 7600 FRANCE AVE , SOUTH, EDINA, MN 55435, A CORP OF MN |
Convex block |
| Executed on | Assignor | Assignee | Conveyance | Frame | Reel | Doc |
| Date |
Maintenance Fee Events |
n/a
| Date |
Maintenance Schedule |
n/a